44results about How to "Enabling Quantitative Research" patented technology

A sulfur hexafluoride gaseous discharge micro component infrared detection device and method relates to a sulfur hexafluoride gaseous infrared absorption spectrum analysis device and method. The device of the invention mainly comprises an induction voltage regulator, a corona free experimental transformer, a non local discharge protective resistor, a standard capacitance voltage divider, a GIS analogue element, a non inductive resistance, a Fourier transform infrared spectrometer and a wideband high speed super capacity digital storage oscilloscope; wherein the gas tank in the Fourier transform infrared spectrometer is a long optical distance one. The method of the invention includes that discharge micro component detection is carried out on SF6 gas sample in GIS by utilizing the device ofthe invention. The invention can accurately detect various products produced by gas discharge decomposition of SF6 and has the characteristics of high detection precision, high spectrum resolution, good absorption peak symmetry, high signal to noise ratio and the like. The invention can be widely applicable to GIS equipment online running local discharge and provides reliable data for GIS equipment online running state analysis.

The invention relates to a controllable temperature water body total dissolved gas supersaturation generation and an experimental device for studying the influence thereof on fish. The device comprises an autoclave, an air inlet, an adjusting air valve, a safe air valve, an air gauge, a water inlet, a water outlet, a water pool provided with a temperature controller, a water pump, a first ball valve, a first flowmeter and a water inlet, wherein, the autoclave, the air inlet, the adjusting air valve, the safe air valve, the air gauge, the water inlet and the water outlet are arranged on the autoclave, and the water pump, the first ball valve, the first flowmeter and the water inlet are sequentially connected with the water pool; an air compressor is connected with the air inlet; the water outlet is sequentially connected with a second ball valve, a second flowmeter and a water channel; a total dissolved gas tester and a water quality monitor are arranged outside the water channel; and the water channel is communicated with the water pool via a latex tube. The invention generates water body featuring total dissolved gas supersaturation by autoclave sealing pressurization, and the whole device adopts circulating water and controls water temperature thereof to be constant. The invention can realize the control on measurement of major physical parameters, such as water temperature,water body pressure, airation content, flow and the like, which affects total dissolved gas supersaturation generation so as to quantificationally analyze the generation principle of total dissolved gas supersaturation and study the influence thereof on fish.

A rock burst/rock explosion analog simulation energy storage-time tank device belongs to the technical field of geotechnical engineering. By adopting the device, the study on the mechanism of rock burst/rock explosion can have breakthrough, the characteristics of energy and time factors which cause the rock burst are considered, and an elastic energy accumulating process can be recorded, and the time required by elastic energy releasing can be recorded. The lower ends of four long rigid rods and four short rigid rods of an extensometer are respectively connected with a strain gage, the lower ends of the four long rigid rods and the lower ends of the four short rigid rods of the extensometer are respectively fixed into an extensometer placement tank of a lower rigid pressing plate, the upper ends of the four long rigid rods of the extensometer are in contact with a 45-degree chuck arranged at the lower end of the upper rigid pressing plate; screw holes of the side wall of the four short rigid rods of the extensometer are in threaded connection with screws; an upper energy storage-time tank and a lower energy storage-time tank are respectively connected with an upper pressure sensor and a lower pressure sensor, and the upper pressure sensor and the lower pressure sensor are respectively connected with piston rods of an upper load cylinder and a lower load cylinder. The device is used for rock burst/ rock explosion analog simulation experiments.

Provided is a pendular component vibration demonstration instrument. A compound pendulum mechanism is of a structure hinged to a spindle and is provided with a friction plate; a friction mechanism comprises a friction wheel, the structure that the compound pendulum mechanism is driven by the rotating friction wheel to swing through friction force generated by the friction wheel and a neighboring friction plate is formed the compound pendulum mechanism is provided with a pressure adjustment mechanism, the moving end of the pressure adjustment mechanism is connected with the friction plate and used for adjusting pressure of the friction plate on the friction wheel, the compound pendulum mechanism is connected with a tilt angle frequency sensor, and the tilt angle frequency sensor is used for detecting tilt angles or the frequency of the compound pendulum mechanism. The pendular component vibration demonstration instrument has the advantage that for a self-induced vibration demonstration and research model, the quantitative research of a self-induced vibration mechanism is achieved by changing rotating speed, the coefficient of friction (change friction plates of different materials and add lubricant oil), and the intrinsic frequency pendulum mechanism is changed.

The invention relates to a clamping device, in particular to a balance force type electromagnetic relay clamping device with adjustable parameters. The invention provides the clamping device with adjustable parameters for a balance force type electromagnetic relay. The clamping device comprises an electromagnetic component locating device, a short yoke adjusting device, an armature adjusting device and a bottom plate adjusting device which are respectively and fixedly arranged on the upper end surface of a base, wherein the short yoke adjusting device is used for supporting, fixing and adjusting a short yoke clamping device to be arranged at the position within the two-dimensional plane; the short yoke clamping device and the electromagnetic component locating device are used for clamping and fixing an electromagnetic component of the electromagnetic relay to be tested in a matching way; the armature adjusting device is used for supporting, fixing and adjusting an armature clamping device to be arranged at the position within the two-dimensional plane; the armature clamping device is used for clamping and fixing an armature of the electromagnetic relay to be tested; the bottom plate adjusting device is used for supporting, fixing and adjusting a bottom plate clamping device to be arranged at the position within the two-dimensional plane; and the bottom plate clamping device is used for clamping and fixing a bottom plate of the electromagnetic relay to be tested. The balance force type electromagnetic relay clamping device with adjustable parameters is suitable for testing the performances and the service life of the relay.

The invention provides a litter layer transmittance measuring device and measuring method, relating to the microwave radiation characteristic measuring field, and fills the blank of litter layer transmittance measurement. The measuring device comprises an accumulator, a microwave radiometer, a sample room, a lifting platform and a data terminal. The horn antenna of the microwave radiometer is placed directly under the sample room, and the port of the horn antenna is vertically upward. The microwave radiometer measures a sample in the sample room to obtain the microwave radiation brightness temperature of the sample, and thereby calculates the transmittance of the sample; the data terminal and the microwave radiometer perform data communication to record the measuring data of the microwave radiometer in real time. The litter layer transmittance measuring device and measuring method have the characteristics of simple operation and easy calculation, are suitable for multifrequency, meanwhile can realize measurement high precision and high efficiency, and can effectively measure the transmittance of litter layers with different thickness and water contents.

The invention discloses a mouse caudal vertebra oscillator. The mouse caudal vertebra oscillator comprises a first clamp and a second clamp which are fixed to the mouse caudal vertebra, and further comprises at least one oscillator body which drives the first clamp and/or the second clamp to do reciprocating motion in the mouse caudal vertebra direction. The mouse caudal vertebra oscillator is used for simulating intervertebral disc degeneration and then applying periodic mechanical stimulation of tension and compression in vitro, so that quantitative research of the periodic mechanical stimulation on reversion of the intervertebral disc degeneration is achieved.

The invention discloses a test device and method for quantitative research of water inrush from a coal seam floor. The test device comprises a test box and a data acquisition detection system, wherein a cylindrical cavity is formed in the test box, the top of the test box is connected with a pressure machine, a hole is formed in a top plate at the top, a connecting pipe is arranged above the hole, and the other end of the connecting pipe is connected with a liquid collecting bottle; a visual window is arranged at the front end of the test box and connected with the cavity through a bolt; the data acquisition detection system comprises a high-speed camera and a stress-strain gauge, the test process is shot by use of the high-speed camera, a shot picture is used for following research and used as a basis of experimental data, and the stress-strain gauge collects stress change information during loading. The test method is implemented as follows: the visual window is arranged on the test box, scales are marked on the visual window, and the water inrush condition of the coal seam floor is monitored through the high-speed camera. The purpose of quantitative description of an experiment achieved, and the high requirements for research on water inrush from the coal seam floor at the current stage are met.

The invention relates to an agricultural machinery test rack convenient to debug, comprising a fixed plate and a workbench, the fixed plate is provided with a vibration mechanism, the fixed plate is slidably connected with a plurality of buffer assemblies, one end of each buffer assembly is provided with a road surface simulation mechanism, and the other end is connected with a workbench ball head; a cover plate on the pavement simulation mechanism is inclined at different angles by controlling the cover plate angle adjusting assembly, the worktable is inclined at the same angle as the cover plate by the buffer assembly after the cover plate is inclined, and the worktable is enabled to perform simple harmonic motion at different inclination angles by controlling the motion state of the crank connecting rod assembly. Complex road spectrum excitation information under terrains with different inclination angles is continuously adjusted into simple harmonic motion, so that quantitative research on the relation between production and harvesting of agricultural equipment and the road spectrum excitation information under different terrains is realized, and experimental data are more comprehensive.

The invention relates to a method for obtaining a standard scraping therapy skill, and belongs to the field of traditional Chinese medicine informatization. The method for obtaining the standard scraping therapy skill comprises the steps of collecting pressure data of fingers to scraping therapy plates during the scraping therapy conducted by several scraping therapy experts, adopting a consistent information fusion algorithm to obtain a fusion value of pressure of each scraping therapy expert scraping therapy skill, and adopting a genetic algorithm to obtain a change interval of the pressure of the standard scraping therapy skill. According to the method for obtaining the standard scraping therapy skill, a pressure sensor is adopted to precisely measure the pressure exerted by the scraping therapy experts in the scraping therapy process and the pressure distribution, the scraping therapy data of the multiple scraping therapy experts is subjected to statistics, the fusion value of the pressure and the change interval of the pressure of the standard scraping therapy skill are obtained through the consistent information fusion algorithm and the genetic algorithm, objectified, standardized and normalized quantitative research of the scraping therapy is achieved, a systematic guide role can be played in clinic, and technical support is provided for achievement of digitization and automation of the scraping therapy.

The invention relates to a bird pecking motion research method based on a body segment model, and the method comprises the steps: employing a camera to shoot a bird single pecking motion video, carrying out the editing and framing of the video, and obtaining a plurality of continuous pecking motion image sequences; Establishing a bird body section model according to the movement link in the bird pecking movement; Extracting bird body outer contours and feature points in the pecking motion image sequence, matching the bird body section model with an area occupied by birds in the image sequenceto obtain shape and size data, establishing a three-dimensional model of the body section model, performing assembly to obtain a three-dimensional model of the whole bird, and performing simulation toobtain a motion track of the beak tip. The method solves the problem that the motion error of feature points on bird feathers directly captured is large, accurate and comprehensive pecking motion data are obtained, pecking motion data are obtained through three-dimensional modeling and simulation, quantitative research on bird pecking motion under the unmarked condition and the non-contact condition is achieved, and a new idea for motion research is provided.

The invention relates to a pollutant interception performance testing system for household garbage leachate-based hydrogel. The testing system comprises a fan (1), an electric heating generator (3), an evaporator (7), a condenser pipe (16), a collecting bottle (17), a weight sensor (18) and a display terminal (21), wherein the fan (1), the electric heating generator (3), the evaporator (7), the condenser pipe (16) and the collecting bottle (17) are sequentially connected, the collecting bottle (17) is arranged on the weight sensor (18), and the weight sensor (18) is electrically connected withthe display terminal (21). Compared with the prior art, the method has the advantages that the evaporation water release rate of the household garbage leachate-based hydrogel is measured in real time, and quantitative research on the pollutant interception performance of the household garbage leachate-based hydrogel is realized through detection of water quality indexes.